| // Copyright 2018 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "sherlock.h" |
| |
| #include <assert.h> |
| #include <stdint.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| |
| #include <ddk/binding.h> |
| #include <ddk/debug.h> |
| #include <ddk/device.h> |
| #include <ddk/driver.h> |
| #include <ddk/platform-defs.h> |
| #include <ddk/protocol/gpio.h> |
| #include <ddk/protocol/platform/device.h> |
| #include <fbl/algorithm.h> |
| #include <fbl/unique_ptr.h> |
| |
| namespace sherlock { |
| |
| zx_status_t Sherlock::Create(zx_device_t* parent) { |
| pbus_protocol_t pbus; |
| iommu_protocol_t iommu; |
| |
| auto status = device_get_protocol(parent, ZX_PROTOCOL_PBUS, &pbus); |
| if (status != ZX_OK) { |
| return status; |
| } |
| |
| status = device_get_protocol(parent, ZX_PROTOCOL_IOMMU, &iommu); |
| if (status != ZX_OK) { |
| return status; |
| } |
| |
| fbl::AllocChecker ac; |
| auto board = fbl::make_unique_checked<Sherlock>(&ac, parent, &pbus, &iommu); |
| if (!ac.check()) { |
| return ZX_ERR_NO_MEMORY; |
| } |
| |
| status = board->DdkAdd("sherlock", DEVICE_ADD_NON_BINDABLE); |
| if (status != ZX_OK) { |
| return status; |
| } |
| |
| // Start up our protocol helpers and platform devices. |
| status = board->Start(); |
| if (status == ZX_OK) { |
| // devmgr is now in charge of the device. |
| __UNUSED auto* dummy = board.release(); |
| } |
| return status; |
| } |
| |
| int Sherlock::Thread() { |
| // Load protocol implementation drivers first. |
| if (SysmemInit() != ZX_OK) { |
| zxlogf(ERROR, "SysmemInit() failed\n"); |
| return -1; |
| } |
| |
| if (GpioInit() != ZX_OK) { |
| zxlogf(ERROR, "GpioInit() failed\n"); |
| return -1; |
| } |
| |
| if (ClkInit() != ZX_OK) { |
| zxlogf(ERROR, "ClkInit() failed\n"); |
| return -1; |
| } |
| |
| if (I2cInit() != ZX_OK) { |
| zxlogf(ERROR, "I2cInit() failed\n"); |
| } |
| |
| if (CanvasInit() != ZX_OK) { |
| zxlogf(ERROR, "CanvasInit() failed\n"); |
| } |
| |
| if (DisplayInit() != ZX_OK) { |
| zxlogf(ERROR, "DisplayInit()failed\n"); |
| } |
| |
| // Then the platform device drivers. |
| if (UsbInit() != ZX_OK) { |
| zxlogf(ERROR, "UsbInit() failed\n"); |
| } |
| |
| if (EmmcInit() != ZX_OK) { |
| zxlogf(ERROR, "EmmcInit() failed\n"); |
| } |
| |
| // The BMC43458 chip requires this hardware clock for bluetooth and wifi. |
| // Called here to avoid a dep. between sdio and bluetooth init order. |
| if (BCM43458LpoClockInit() != ZX_OK) { |
| zxlogf(ERROR, "Bcm43458LpoClockInit() failed\n"); |
| } |
| |
| if (SdioInit() != ZX_OK) { |
| zxlogf(ERROR, "SdioInit() failed\n"); |
| } |
| |
| if (BluetoothInit() != ZX_OK) { |
| zxlogf(ERROR, "BluetoothInit() failed\n"); |
| } |
| |
| if (CameraInit() != ZX_OK) { |
| zxlogf(ERROR, "CameraInit() failed\n"); |
| } |
| |
| if (VideoInit() != ZX_OK) { |
| zxlogf(ERROR, "VideoInit() failed\n"); |
| } |
| |
| if (MaliInit() != ZX_OK) { |
| zxlogf(ERROR, "MaliInit() failed\n"); |
| } |
| |
| if (BacklightInit() != ZX_OK) { |
| zxlogf(ERROR, "BacklightInit() failed\n"); |
| } |
| |
| if (ButtonsInit() != ZX_OK) { |
| zxlogf(ERROR, "ButtonsInit() failed\n"); |
| } |
| |
| if (AudioInit() != ZX_OK) { |
| zxlogf(ERROR, "AudioInit() failed\n"); |
| return -1; |
| } |
| return 0; |
| } |
| |
| zx_status_t Sherlock::Start() { |
| int rc = thrd_create_with_name(&thread_, |
| [](void* arg) -> int { |
| return reinterpret_cast<Sherlock*>(arg)->Thread(); |
| }, |
| this, |
| "sherlock-start-thread"); |
| if (rc != thrd_success) { |
| return ZX_ERR_INTERNAL; |
| } |
| return ZX_OK; |
| } |
| |
| void Sherlock::DdkRelease() { |
| delete this; |
| } |
| |
| } // namespace sherlock |
| |
| zx_status_t sherlock_bind(void* ctx, zx_device_t* parent) { |
| return sherlock::Sherlock::Create(parent); |
| } |